    "black"
    (unify adjective
           {:synsem {:cat :adjective
-                    :sem {:pred :nero
+                    :sem {:mod {:pred :black}
                           :comparative false
                           :physical-object true
                           :human false}}})

   "red"
   (unify adjective
          {:synsem {:cat :adjective
                    :sem {:pred :rosso
                          :comparative false
                          :physical-object true
                          :human false}}})

          subject-agr (atom :top)] 
      (unify adjective
             {:synsem {:cat :adjective
                       :sem {:mod {:pred :alto}
                             :comparative false
                             :arg1 subject-sem
                             :human true}
